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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "FloatRoundedRect.h"
namespace WebCore {
class FillLayer;
class GraphicsContext;
enum class ShadowStyle : uint8_t;
namespace Display {
class BoxModelBox;
class FillLayerImageGeometry;
struct PaintingContext;
enum class BackgroundBleedAvoidance : uint8_t {
None,
ShrinkBackground,
UseTransparencyLayer,
BackgroundOverBorder
};
class BoxDecorationPainter {
public:
BoxDecorationPainter(const BoxModelBox&, PaintingContext&, bool includeLeftEdge = true, bool includeRightEdge = true);
void paintBackgroundAndBorders(PaintingContext&) const;
private:
friend class BorderPainter;
static BackgroundBleedAvoidance determineBackgroundBleedAvoidance(const BoxModelBox&, PaintingContext&);
void paintBorders(PaintingContext&) const;
void paintBoxShadow(PaintingContext&, ShadowStyle) const;
void paintBackground(PaintingContext&) const;
void paintBackgroundImages(PaintingContext&) const;
void paintFillLayer(PaintingContext&, const FillLayer&, const FillLayerImageGeometry&) const;
FloatRoundedRect borderRoundedRect() const { return m_borderRect; }
FloatRoundedRect innerBorderRoundedRect() const;
FloatRoundedRect backgroundRoundedRectAdjustedForBleedAvoidance(const PaintingContext&) const;
bool includeLeftEdge() const { return m_includeLeftEdge; }
bool includeRightEdge() const { return m_includeRightEdge; }
const BoxModelBox& m_box;
const FloatRoundedRect m_borderRect;
const BackgroundBleedAvoidance m_bleedAvoidance { BackgroundBleedAvoidance::None };
bool m_includeLeftEdge { true };
bool m_includeRightEdge { true };
};
} // namespace Display
} // namespace WebCore
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